OpenID is an upcoming standard enabling a single sign-on across web applications. This is a technical screencast on the OpenID protocol, ... all » targeted at developers implementing OpenID login support for their Ruby on Rails based web applications. We take a look at a diagram of the OpenID protocol, and walk through it from the perspective of a Rails Consumer.
DDH for Rails. Brian Ellin for the ruby-openid library. Geoff Grosenbach for peepcode. Simon Willison for the inspiration of his "How to use OpenID" screencast.